<template>
  <div class="app-container">
    <!-- 顶部Header区域 -->
    <mt-header title="Vue项目" fixed>
			<span slot="left">
				<mt-button icon="back" @click="goback" v-show="flag">返回</mt-button>
			</span>
		</mt-header>
    <!-- 中间路由模块 -->
		<transition>
			<router-view></router-view>
		</transition>

    <!-- 底部Tabbar模块 -->
    <nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item1" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item1" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item1" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart">
					<span class="mui-badge" id="badge">{{this.$store.getters.getCount}}</span>
				</span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item1" to="/search">
				<span class="mui-icon mui-icon-gear"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>

  </div>
</template>

<script>
export default {
	data(){
		return {
			flag:true
		}
	},
	methods:{
		goback(){
			this.$router.go(-1) //后退一步,相当于history.back()
		}
	},
	created(){
		// if(this.$route.path == '/home'){
		// 	this.flag = false
		// }
		this.flag = this.$route.path == '/home'? false : ture
	},
	watch:{
		"$route.path":function(nVal,oVal){
			if(nVal == '/home') {
				this.flag = false
			} else {
				this.flag = true
			}
		}
	}
}
</script>


<style lang="less" scoped>
  .app-container {
		padding-top: 40px;
		overflow-x: hidden;
		padding-bottom: 50px;
		padding-top: 40px;
	}
	.v-enter{
		opacity: 0;
		transform:translate(100%);
	}
	.v-leave-to {
		opacity: 0;
		transform:translate(-100%);
		position: absolute;
	}
	.v-enter-active,
	.v-leave-active{
		transition: all 1s ease;
	}


// 解决引入mui.js后tabbar不能切换问题
	    .mui-bar-tab .mui-tab-item1.mui-active {
      color: #007aff;
    }

    .mui-bar-tab .mui-tab-item1 {
      display: table-cell;
      overflow: hidden;
      width: 1%;
      height: 50px;
      text-align: center;
      vertical-align: middle;
      white-space: nowrap;
      text-overflow: ellipsis;
      color: #929292;
    }

    .mui-bar-tab .mui-tab-item1 .mui-icon {
      top: 3px;
      width: 24px;
      height: 24px;
      padding-top: 0;
      padding-bottom: 0;
    }

    .mui-bar-tab .mui-tab-item1 .mui-icon~.mui-tab-label {
      font-size: 11px;
      display: block;
      overflow: hidden;
      text-overflow: ellipsis;
		}
		
</style>
